From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: Diogo Ivo <diogo.ivo.sx@renesas.com>
Cc: Tommaso Merciai <tommaso.merciai.xr@bp.renesas.com>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
Frank Li <Frank.Li@nxp.com>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Geert Uytterhoeven <geert+renesas@glider.be>,
Magnus Damm <magnus.damm@gmail.com>,
Stephen Boyd <sboyd@kernel.org>,
Brian Masney <bmasney+clk@redhat.com>,
Jerome Brunet <jbrunet+clk@baylibre.com>,
Linus Walleij <linusw@kernel.org>,
linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org
Subject: Re: [PATCH v2 7/7] arm64: dts: renesas: r9a08g046: Add I3C support
Date: Sun, 1 Nov 2026 22:34:06 +0200 [thread overview]
Message-ID: <aueiPnMvmHQhFtM4@shikoro> (raw)
In-Reply-To: <20261026-divo-ssgrlpcsrc-2966-i3c-v2-7-2e76b87209bb@renesas.com>
On Mon, Oct 26, 2026 at 11:35:50AM +0000, Diogo Ivo wrote:
> Add the I3C Bus Interface node to the RZ/G3L (R9A08G046) SoC DTSI and
> enable it on the RZ/G3L SMARC EVK, together with the required pin
> control.
>
> The driver only consumes resources that are common to the RZ/G3L and
> the RZ/G3S (R9A08G045), so the node uses the SoC-specific
> renesas,r9a08g046-i3c compatible with a fallback to the
> renesas,r9a08g045-i3c compatible of the RZ/G3S, following the bindings.
>
> The I3C pins are shared with RIIC3, so the controller is only enabled
> when the SW_I3C_EN switch is on.
>
> The I3C I/O voltage can be set to 1.2V or 1.8V on the board through
> the SYS.3 (I3C_IOVS) switch, so configure the pin controller for the
> selected voltage through the power-source property.
>
> Signed-off-by: Diogo Ivo <diogo.ivo.sx@renesas.com>
Didn't double check the pinmux values, but rest looks good to me:
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
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prev parent reply other threads:[~2026-11-01 20:34 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-26 11:35 [PATCH v2 0/7] i3c: renesas: Add RZ/G3L support Diogo Ivo
2026-10-26 11:35 ` [PATCH v2 1/7] i3c: renesas: Fix zero I2C SCL rate on pure I3C buses Diogo Ivo
2026-10-26 20:24 ` Frank Li
2026-10-26 11:35 ` [PATCH v2 2/7] i3c: renesas: Drop comma after OF match table sentinel Diogo Ivo
2026-10-26 11:35 ` [PATCH v2 3/7] dt-bindings: i3c: renesas,i3c: Add RZ/G3L support Diogo Ivo
2026-10-28 11:30 ` Krzysztof Kozlowski
2026-11-01 20:25 ` Wolfram Sang
2026-10-26 11:35 ` [PATCH v2 4/7] clk: renesas: r9a08g046: Add I3C clocks and resets Diogo Ivo
2026-10-26 11:35 ` [PATCH v2 5/7] pinctrl: renesas: rzg2l: Split SoC-specific masks in struct rzg2l_register_masks Diogo Ivo
2026-10-26 11:35 ` [PATCH v2 6/7] pinctrl: renesas: rzg2l: Add RZ/G3L support for selecting I3C power source Diogo Ivo
2026-10-26 11:35 ` [PATCH v2 7/7] arm64: dts: renesas: r9a08g046: Add I3C support Diogo Ivo
2026-11-01 20:34 ` Wolfram Sang [this message]
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